Inventor · disambiguated record
Hisashi Machida
Also filed as: MACHIDA HISASHI
47 granted patents·1 pending application·1,672 citations·filing 1979–2020
98Inventor score
Top patents by PatentIndex Score
48 records- 0199US6071210ATroidal-type continuously variable transmission and a ball spline for use in the sameNSK LTD·Filed 1998·Granted Jun 6, 2000·232 cites·10 claims
- 0299US5651750ADual cavity toroidal type continuously variable transmissionNSK LTD·Filed 1995·Granted Jul 29, 1997·272 cites·7 claims
- 0399US5379661ALoading cam deviceNSK LTD·Filed 1993·Granted Jan 10, 1995·302 cites·1 claims
- 0498US5888160AContinuously variable transmissionNSK LTD·Filed 1997·Granted Mar 30, 1999·148 cites·2 claims
- 0596US6113513AToroidal type continuously variable transmissionNSK LTD·Filed 1998·Granted Sep 5, 2000·158 cites·32 claims
- 0692US5556348AToroidal-type continuously variable transmissionNSK LTD·Filed 1994·Granted Sep 17, 1996·51 cites·9 claims
- 0784US6368245B1Toroidal-type continuously variable transmissionNSK LTD·Filed 2000·Granted Apr 9, 2002·22 cites·5 claims
- 0881US6554730B1Auxiliary device for bicycle with traction roller type gearNSK LTD·Filed 1998·Granted Apr 29, 2003·52 cites·5 claims
- 0980US6561940B2Method of and apparatus for driving aircraft generator at a constant-speedKAWASAKI HEAVY IND LTD·Filed 2000·Granted May 13, 2003·22 cites·19 claims
- 1079US5931759AFriction-roller speed changerNSK LTD·Filed 1998·Granted Aug 3, 1999·31 cites·4 claims
- 1176US6663471B2Method of grinding half toroidal CVT diskNSK LTD·Filed 2001·Granted Dec 16, 2003·16 cites·4 claims
- 1275US4909092AToroidal type infinitely variable transmissionNIPPON SEIKO KK·Filed 1988·Granted Mar 20, 1990·25 cites·3 claims
- 1374US5391126AToroidal type continuously variable transmissionNSK LTD·Filed 1993·Granted Feb 21, 1995·26 cites·5 claims
- 1472US5368529AToroidal type continuously variable transmissionNSK LTD·Filed 1993·Granted Nov 29, 1994·25 cites·2 claims
- 1570US6352962B1Lubricant additive comprising reaction product of phosphate or phosphite and boronated dispersantIDEMITSU KOSAN CO·Filed 2000·Granted Mar 5, 2002·10 cites·5 claims
- 1668US5007298AToroidal-type infinitely variable transmissionNIPPON SEIKO KK·Filed 1989·Granted Apr 16, 1991·19 cites·1 claims
- 1763US6238318B1Power roller unit and output disc unit for torodial type continuously variable transmissionNSK LTD·Filed 1999·Granted May 29, 2001·17 cites·8 claims
- 1863US5575733AToroidal type continuously variable transmission having retainer ring with lubricating oil pathsNSK LTD·Filed 1994·Granted Nov 19, 1996·18 cites·16 claims
- 1961US7704108B2Outboard motor including shift shaft rotating mechanismYAMAHA MOTOR CO LTD·Filed 2007·Granted Apr 27, 2010·3 cites·20 claims
- 2061US4704215ALubricant composition for transmission of powerIDEMITSU KOSAN CO·Filed 1986·Granted Nov 3, 1987·16 cites·14 claims
- 2160US6797678B2Lubricant additiveIDEMITSU KOSAN CO·Filed 2001·Granted Sep 28, 2004·5 cites·7 claims
- 2260US6749343B2Power roller bearing for toroidal-type continuously variable transmissionNSK LTD·Filed 2002·Granted Jun 15, 2004·6 cites·3 claims
- 2360US5334097AToroidal type continuously variable transmission supported by a common bearing and reaction stationary shaftTOYOTA MOTOR CO LTD·Filed 1993·Granted Aug 2, 1994·19 cites·12 claims
- 2459US5830103AToroidal type continuously variable transmissionNSK LTD·Filed 1997·Granted Nov 3, 1998·17 cites·3 claims
- 2556US11378046B2Fuel supply apparatus and outboard motorMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Jul 5, 2022·0 cites·4 claims
- 2655US5584778AToroidal type continuously variable transmissionNSK LTD·Filed 1996·Granted Dec 17, 1996·14 cites·8 claims
- 2753US6074324AToroidal type continuously variable transmissionNSK LTD·Filed 1998·Granted Jun 13, 2000·13 cites·6 claims
- 2851US7261668B2Method of grinding half toroidal CVT diskNSK LTD·Filed 2003·Granted Aug 28, 2007·4 cites·2 claims
- 2951US5980421AToroidal type continuously variable transmissionNSK LTD·Filed 1998·Granted Nov 9, 1999·12 cites·7 claims
- 3050US6375595B1Toroidal type continuously variable transmissionNSK LTD·Filed 1999·Granted Apr 23, 2002·13 cites·16 claims
- 3150US4744032ATransmission ratio control apparatus of toroidal type infinitely variable transmissionNIPPON SEIKO KK·Filed 1985·Granted May 10, 1988·15 cites·5 claims
- 3249US4704216ALubricant composition for transmission of powerIDEMITSU KOSAN CO·Filed 1986·Granted Nov 3, 1987·10 cites·16 claims
- 3348US7036992B2Power roller bearing for toroidal-type continuously variable transmissionNSK LTD·Filed 2004·Granted May 2, 2006·2 cites·2 claims
- 3448US5807203AToroidal type continuously variable transmissionNSK LTD·Filed 1996·Granted Sep 15, 1998·12 cites·13 claims
- 3545US6206801B1Continuously variable transmissionNSK LTD·Filed 1998·Granted Mar 27, 2001·9 cites·16 claims
- 3645US6203466B1Continuously variable transmission apparatusNSK LTD·Filed 1999·Granted Mar 20, 2001·9 cites·14 claims
- 3745US5460741ALubricating oil compositionIDEMITSU KOSAN CO·Filed 1994·Granted Oct 24, 1995·7 cites·10 claims
- 3843US6902509B2Toroidal type continuously variable transmissionNSK LTD·Filed 2003·Granted Jun 7, 2005·1 cites·6 claims
- 3942US6488607B1Toroidal type continuously variable transmissionNSK LTD·Filed 2000·Granted Dec 3, 2002·1 cites·27 claims
- 4042US2002165102A1Lubricating oil composition for cellulose base wet friction materialIDEMITSU KOSAN CO·Filed 2002·Application pending·0 cites
- 4140US4240834ASynthetic single crystal for alexandrite gemKYOTO CERAMIC·Filed 1979·Granted Dec 23, 1980·6 cites·5 claims
- 4239US6592491B1Toroidal type continuously variable transmissionNSK LTD·Filed 1999·Granted Jul 15, 2003·5 cites·10 claims
- 4339US5218877AContinuously variable-speed driveNSK LTD·Filed 1991·Granted Jun 15, 1993·7 cites·13 claims
- 4438US6260654B1Frictional transmissionNSK LTD·Filed 1999·Granted Jul 17, 2001·6 cites·96 claims
- 4537US6875151B2Toroidal-type continuously variable transmissionNSK LTD·Filed 2002·Granted Apr 5, 2005·0 cites·5 claims
- 4637US6387010B2Power roller unit and output disc unit for toroidal type continuously variable transmissionNSK LTD·Filed 2001·Granted May 14, 2002·0 cites·2 claims
- 4736US4669334ATransmission control apparatus for infinitely variable transmissionNIPPON SEIKO KK·Filed 1985·Granted Jun 2, 1987·9 cites·6 claims
- 4832US4862862AEngine ignition control deviceHONDA MOTOR CO LTD·Filed 1988·Granted Sep 5, 1989·5 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Hisashi Machida files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →